package com.mashibing.test.case22.xml.aspect.service;

public interface Calculator {
    public Integer add(Integer i,Integer j) throws NoSuchMethodException;
    public Integer sub(Integer i,Integer j) throws NoSuchMethodException;
    public Integer mul(Integer i,Integer j) throws NoSuchMethodException;
    public Integer div(Integer i,Integer j) throws NoSuchMethodException;
}
